Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

76°F

24°C

Humidity	74%
Wind Speed	S 13 G 22 mph
Barometer	29.71 in (1005.0 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	20 Jun 5:52 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Winnebago NE

Extreme Heat Warning June 20, 12:00pm until June 22, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Today
High: 100 °F
Hot and Windy
Tonight
Low: 77 °F
Mostly Clear
and Windy
Saturday
High: 101 °F
Hot and Windy
Saturday Night
Low: 77 °F
Mostly Clear
and Breezy
Sunday
High: 101 °F
Hot and Windy
Sunday Night
Low: 69 °F
Chance
T-storms and
Breezy then
Showers
Likely
Monday
High: 81 °F
Chance
Showers then
Showers
Likely
Monday Night
Low: 61 °F
Showers
Tuesday
High: 78 °F
Showers

Detailed Forecast

Today

Sunny and hot, with a high near 100. Heat index values as high as 106. Windy, with a south wind 16 to 25 mph, with gusts as high as 37 mph.

Tonight

Mostly clear, with a low around 77. Windy, with a south wind 22 to 26 mph, with gusts as high as 38 mph.

Saturday

Sunny and hot, with a high near 101. Heat index values as high as 105. Windy, with a south wind 22 to 26 mph, with gusts as high as 37 mph.

Saturday Night

Mostly clear, with a low around 77. Breezy, with a south wind around 22 mph, with gusts as high as 33 mph.

Sunday

Sunny and hot, with a high near 101. Windy, with a south wind 23 to 28 mph, with gusts as high as 40 mph.

Sunday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 69. Breezy, with a south wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. West wind around 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

Monday Night

Showers and possibly a thunderstorm. Mostly cloudy, with a low around 61. Northeast wind 8 to 13 mph, with gusts as high as 20 mph.

Tuesday

Showers and possibly a thunderstorm. Mostly cloudy, with a high near 78. East wind around 10 mph, with gusts as high as 16 mph.

Tuesday Night

Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. East southeast wind around 9 mph.

Wednesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. South wind 7 to 10 mph, with gusts as high as 17 mph.

Wednesday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South southeast wind around 9 mph.

Thursday

A chance of showers and thunderstorms. Partly sunny, with a high near 82. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.